Amazon.com: Gebildet 20pcs Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (2mm*14mm) : Industrial & Scientific
Cylewet 10Pcs Reed Switch Normally Open (N/O) Magnetic Induction Switch Electromagnetic for Arduino (Pack of 10) CYT1004: Amazon.com: Industrial & Scientific
Amazon.com: Xiaoyztan 5 Sets Recessed Electromagnetic Reed Switch Window Door Contact Sensor Alarm for Office Home Security System : Electronics
Amazon.com: Reed Switch Developments Corp., 2005-1965-100, Magnetic Reed Sensor, Plastic, SPST - Form A, 40W, 400V, 2 Amp, Qty: 1 : Industrial & Scientific
Amazon.com: Heyiarbeit Magnetic Reed Switch Alarm Normally Closed/Opend Rolling Door Magnetic Door Switch for Door Window Security N.C. /N.O. Applications MC-51 : Tools & Home Improvement
Amazon.com : uxcell N.C. Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White RC-33 10pcs : Electronics
Amazon.com: Reed Switch Developments Corp, 2020-1960-10K, Magnetic Reed Sensor + Actuator Kit, Plastic, SPST - Form A, 60W 400V 3A, Qty: 1 Kit : Industrial & Scientific
Amazon.com: Baomain Magnetic Reed Switch Sensor CS1- S DC10-30V 2.0m Wired Cable : Industrial & Scientific
Amazon.com: 5Sets Magnetic Reed Switch, Magnetic Door Switch/Magnetic Contact Switch/Normally Open Closed NC NO Door Alarm Window Security, for DC 5V 12V 24V Light (Black-B31) : Industrial & Scientific
Amazon.com: BQLZR Cylindrical Plastic Mounted Reed Proximity Switch Magnetic Sensor Pack of 2 : Industrial & Scientific
Amazon.com: Hilitand Magnetic Sensor Reed Switch for Cylinder CS1-U Magnetic Air Pneumatic Cylinder NO Magnetic Reed Switch Sensor DC AC 5V- 240V : Industrial & Scientific
Amazon.com: Hxchen 3 Sets MC-31B NC & NO Door Window Contact Sensor Alarm Magnetic Reed Switch with Screws White : Tools & Home Improvement
Amazon.com: Mxfans AC220V N.O. Door Reed Switch Magnetic Proximity Contact Surface Mount Wired Door Window Contact Sensor White : Tools & Home Improvement
Amazon.com: Gebildet 4 Sets Recessed Wired Security Window Gate Contact Sensor Alarm Magnetic Reed Switch,Magnetic Door Sensor,Normally Open Magnetic Switch(Cylindrical,Brown) : Industrial & Scientific
Amazon.com: Gebildet 10pcs Plastic Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (3mm×14mm) : Industrial & Scientific
Amazon.com: Reed Switch Developments Corp., 2052-1960-10K, Magnetic Reed Sensor + Actuator Kit, Plastic, SPST - Form A, 60W 400V 3A, Qty: 1 Kit : Industrial & Scientific
Amazon.com: Reed Switch Developments Corp., 2052-1960-000, Magnetic Reed Sensor, Plastic, SPST - Form A, 60W, 400V, 3 Amp, Qty: 1 : Industrial & Scientific
Amazon.com: 2X Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch, DC 5Vto12V Light (Black) : Industrial & Scientific
Amazon.com: QWORK MC-31 Wired Surface-Mounted NC Magnetic Door Window Contact Sensor Alarm Reed Switch, White, Pack of 10 with 40 Screws : Industrial & Scientific
Amazon.com: 2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light : Electronics
Amazon.com: DIYhz Reed Switch GPS-14A 14mm Plastic Anti-Interference Normally Open Magnetic Control Switch 10PCS : Electronics